Nichteisenmetallurgie, Nichteisen, Nichteisenmetalurgie, Metalurgie, Montan, Montanuni, Montanuniversität, Leoben, Metallurgie, Helmut Antrekowitsch, Stefan Pogatscher, Jürgen Antrekowitsch, Stefan Luidold, Stefan Steinlechner, Recyclingtechnik Leoben
Dipl.-Ing. Dr.mont.

Thomas Kremmer

Focus

• Precipitations in aluminium alloys
• transmission electron microskopy
• materials development

Contact

Education

2000–2005Academy of Commerce Perg
2006–2012Diploma program in Material Science, University of Leoben, Austria
2012Graduation (M.Sc.)/(Dipl.-Ing.)
Topic: Fatigue properties and microstructure evolution of micro- and nanocrystalline micro beams
2016Conferral of doctorate (Dr. mont.)
Topic: Optimization of high-strength brazing sheets

Professional experience

2012–presentPhD student and research associate at Institute of Nonferrous Metallurgy, University of Leoben, Austria

Publications

Kleeberg, C., L. Cattini,, T. Kremmer. and J. Antrekowitsch: Characterisation of Secondary Copper Smelting Slag With Transmission Electron Microscopy. Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science. 54B.2023, 3, S. 1593-1603

Coradini Santa Rosa D., Tunes M.A., Willenshofer P., Samberger S., Kremmer T., Dumitraschkewitz P., Uggowitzer P.J. und Pogatscher S.: In situ transmission electron microscopy as a toolbox for the emerging science of nanometallurgy. Lab on a Chip (2023).

Dumitraschkewitz P., M. Tunes, C. Quick, D. Santa Rosa Coradini, T. Kremmer, P. Ramasamy, P. Uggowitzer and S. Pogatscher: MEMS-based in situ electron-microscopy investigation of rapid solidification and heat treatment on eutectic Al-Cu. Acta Materialia (2022), 118225

Kleeberg C., L. Cattini, T. Kremmer and J. Antrekowitsch: Characterisation of secondary copper smelting slag with transmission electron microscopy. Metallurgical Transactions B

Schmid F., D. Gehringer, T. Kremmer, L. Cattini, P. Uggowitzer, D. Holec and S. Pogatscher: Stabilization of Al 3 Zr allotropes in dilute aluminum alloys via the addition of ternary elements. Materialia (2022), 21, 3, 101321

Grasserbauer J., I. Weißensteiner, G. Falkinger, T. Kremmer, P. J. Uggowitzer and S. Pogatscher: Influence of Fe and Mn on the Microstructure Formation in 5xxx Alloys—Part I: Evolution of Primary and Secondary Phases. Materials, 14(12), (2021), 3204.

Schmid F., I. Weißensteiner, M. A. Tunes, T. Kremmer, T. Ebner, R. Morak, P. J. Uggowitzer and S. Pogatscher: Synergistic alloy design concept for new high-strength Al–Mg–Si thick plate alloys. Materialia 15 (2021), 13S

Tunes M. A., C. Quick, L. Stemper, D. S. R. Coradini, J. Grasserbauer, P. Dumitraschkewitz, T. M. Kremmer and S. Pogatscher: A contaminationfree electron-transparent metallic sample preparation method for MEMS experiments with in situ S/TEM. arXiv:2012.029 (2020)

Coradini, M. A. Tunes, T. M. Kremmer, C. G. Schön, P. J. Uggowitzer and S. Pogatscher: Degradation of Cu nanowires in a low-reactive plasma environment. npj Materials Degradation, 4(1) (2020), 1–8

Österreicher J. A., M. A. Tunes, F. Grabner, A. Arnoldt, T. Kremmer, S. Pogatscher and C. M. Schlögl: Warm-forming of pre-aged Al-Zn-Mg-Cu alloy sheet. Materials & Design (2020), 108837

Gruber B., I. Weißensteiner, T. Kremmer, F. Grabner, G. Falkinger, A. Schökel, F. Spieckermann, R. Schäubling, P. J. Uggowitzer and S. Pogatscher: Mechanism of low temperature deformation in aluminium alloys. Materials Science and Engineering: A 795 (2020), 139935.

Kremmer T.M., P. Dumitraschkewitz, D. Pöschmann, T. Ebner, P.J. Uggowitzer, G.K.H. Kolb and S. Pogatscher: Microstructural Change during the Interrupted Quenching of the AlZnMg(Cu) Alloy AA7050. Materials, 2020, 13, 2554, 1-11

Tunes M. A., G. Greaves, T. Kremmer, V. M. Vishnyakov, P. D. Edmondson, S. E. Donnelly S. Pogatscher and C. G. Schön: Thermodynamics of an austenitic stainless steel (AISI-348) under in situ TEM heavy ion irradiation. Acta Materialia 179 (2019)

Stemper, L., B. Mitas, T. Kremmer, S. Otterbach, P.J. Uggowitzer and S. Pogatscher:
Age-hardening of high pressure die casting AlMg alloys with Zn and combined Zn and Cu additions. in Journal of materials and design, Volume 181 (2019)

Sagadin C., S. Luidold, C. Wagner, A. Spanring and T. Kremmer: Phase Reactions Between Refractory and High-Acidic Synthetic CaO-Ferronickel Slag. The Journal of The Minerals, Metals & Materials Society (JOM), Fundamental Aspects of High-Temperature Metallurgical Processing, Vol.70, (2018) No.1, 34−40

Kapp M.W., T. Kremmer, C. Motz, B. Yang and R. Pippan: Structural instabilities during cyclic loading of ultrafine-grained copper studied with micro bending experiments. Acta Materialia 125 (2017), 351–358

Kremmer T., H. Antrekowitsch, G. Mori, P. Oberhauser und G. Hanko: Impact of microstructural characteristics on the corrosion morphology of high strength brazing sheets. Proc. of EMC 1 (2015), Düsseldorf, Deutschland, 277–287

Kremmer T., H. Antrekowitsch, G. Mori, G. Hanko, P. Oberhauser und A. Hajek: High strength brazing sheet with improved corrosion resistance. Aluminium Brazing 8th International Congress, Düsseldorf, Deutschland, 2014, 67-74

Kremmer T., H. Antrekowitsch, M. Kratzer, C. Teichert, G. Mori, G. Hanko und P. Oberhauser: AMAG TopClad UHS: Der hochfeste Werkstoffverbund für hochbeanspruchte Wärmetauscher-Anwendungen. 8. Ranshofener Leichtmetalltage, Leichtmetalle – Prozesse – Anwendungen: Zukunftstechnologien als Basis für neue Mobilitätskonzepte, Geinberg, Österreich, 2014, S. 18–28

Presentations

Gruber B., F. Grabner, T. Kremmer, S. Kirnstötter, R. Schneider, R. Schäublin, P. J. Uggowitzer and S. Pogatscher: Improved formability of aluminium alloys at low temperatures for automotive applications. TMS2018, 147th Annual Meeting & Exhibition, Phoenix, USA, 2018

Gruber B., F. Grabner, T. Kremmer, S. Kirnstötter, R. Schneider, R. Schäublin, P. J. Uggowitzer, F. Spiekermann and S. Pogatscher: Recovery of low temperature deformed AlMg- and AlMgSi-alloys. ICAA 16, Montreal, Canada, 2018

Pogatscher S., G. K.-H Kolb., H. Antrekowitsch, T. Kremmer, P. Dumitraschkewitz , D. Pöschmann and P. J. Uggowitzer: Influence of Interrupted Quenching on Microstructure and Properties of 7xxx Aluminium Alloys. LightMAT, Bremen, Deutschland, 2017

Gruber B., F. Grabner, T. Kremmer, S. Kirnstötter, R. Schneider, P. J. Uggowitzer and S. Pogatscher: Cryogenic formability of aluminium alloys for automotive applications. European Aluminium Congress, Düsseldorf, Deutschland, 2017

Gruber B., F. Grabner, T. Kremmer, S. Kirnstötter, R. Schneider, R. Schäublin, S. Zaefferer, D. Raabe, P. J. Uggowitzer and S. Pogatscher: Improved formability of aluminium alloys at low temperatures for automotive applications. LightMAT, Bremen, Deutschland, 2017

Kremmer T.: Impact of microstructural characteristics on the corrosion morphology of High-Strength Brazing Sheets (Aluminium). EMC, Düsseldorf, Deutschland, 2015

Kremmer T.: Microstructural evolution and barrier layer dissolution during brazing of high strength brazing sheets. Aluminium Surface Science and Technology, Funchal, Portugal, 2015

Kremmer T.: Optimierung der Eigenschaften plattierter 7xxx-Werkstoffe. Leichtmetallfachausschuss der GDMB, Düsseldorf, Deutschland, 2015

Kremmer T. und G. Hanko: High strength brazing sheet with improved corrosion resistance. 8th International Brazing Congress, Düsseldorf, Deutschland, 2014

Posters

Kremmer T. and G. Kolb: Hochtemperatur-Rasterelektronenmikroskopie. WerWasWo.Forschung@MUL, Leoben, Österreich, 2017

Kolb G., T. Kremmer and M. Werinos: Legierungsdesign von Aluminium-Knetlegierungen. WerWasWo.Forschung@MUL, Leoben, Österreich, 2014

Kremmer T., C. Motz, M. Kapp, B. Yang and R. Pippan: Microstructural changes and damage evolution in ultrafine-grained copper micro cantilevers during cyclic deformation. TMS, San Diego, USA, 2014

Kremmer T.: Optimization of aluminium brazing sheets. EMC, Weimar, Deutschland, 2013